排(pai)放(fang)檢測底(di)盤測功(gong)機是在機動(dong)車(che)排(pai)氣(qi)污(wu)染物排(pai)放(fang)工況(kuang)法檢測時(shi)用于模擬(ni)車(che)輛(liang)在道(dao)路實(shi)際(ji)行(xing)駛時(shi)的慣(guan)量和(he)阻力的專用計量設(she)備。其主要測控量值有力(扭矩),速(su)度,底(di)盤測功(gong)機基本慣(guan)量和(he)加載滑行(xing)時(shi)間(jian)等。
底(di)盤測功機(ji)是汽油車(che)、柴油車(che)在瞬態、穩態、加載減速等工況下(xia)檢(jian)測各類排放(fang)環保(bao)性能的必備設備。
執行標準:HJ/T290-2006《汽(qi)油(you)車簡易瞬(shun)態工(gong)(gong)況(kuang)法(fa)(fa)排氣(qi)污染物測(ce)(ce)量設備(bei)技(ji)術要(yao)求》;HJ/T291-2006《汽(qi)油(you)車穩態工(gong)(gong)況(kuang)法(fa)(fa)排氣(qi)污染物測(ce)(ce)量設備(bei)技(ji)術要(yao)求》;HJ/T292-2006《柴油(you)車加載減速工(gong)(gong)況(kuang)法(fa)(fa)排氣(qi)煙度測(ce)(ce)量設備(bei)技(ji)術要(yao)求》;JT/T445-2008《汽(qi)車底盤測(ce)(ce)功機》。
性能特點:
◆機身采用(yong)鋼板(ban)折彎整體焊(han)接機身、強度高(gao)、不(bu)變形、外形美(mei)觀;
◆功率吸(xi)收裝置:采(cai)用風冷(leng)式(shi)電渦流(liu)機(ji),吸(xi)收功率大(da),性能優越;
◆滾筒(tong)(tong)(tong)表面采用(yong)硬(ying)質合(he)金等離子(zi)噴涂,涂層強度高,耐磨(mo),硬(ying)度≥HRC4.5,滾筒(tong)(tong)(tong)使用(yong)壽命長;輪胎(tai)與(yu)滾筒(tong)(tong)(tong)的(de)附著系(xi)數(shu)≥0.9,高附著系(xi)數(shu)使輪胎(tai)與(yu)滾筒(tong)(tong)(tong)之間不(bu)產生滑移,能很精確檢測(ce)從車輪傳(chuan)遞測(ce)功(gong)機上的(de)功(gong)率;
◆慣性飛輪與風冷(leng)電渦流機同(tong)軸(zhou),基(ji)本慣量準確,符合有關標準要求;
◆采用(yong)(yong)特殊電(dian)動(dong)機對系統進(jin)行(xing)預熱,噪聲(sheng)小、轉動(dong)平穩,可(ke)與變頻器配合使(shi)用(yong)(yong),進(jin)行(xing)無(wu)級變速,能準確測量臺體寄生功(gong)率及對速度進(jin)行(xing)檢驗;
◆采用(yong)高精度(du)測力(li)傳感(gan)器(qi)和(he)光電(dian)編碼器(qi)測速裝置,安裝方便(bian)、簡(jian)單(dan),測試(shi)數據準(zhun)確可靠;
◆采用多氣囊單梁整體導(dao)向(xiang)舉(ju)升(sheng)(sheng),舉(ju)升(sheng)(sheng)力(li)大,同步(bu)性好;
◆采(cai)用(yong)大小(xiao)車(che)輪檔位裝(zhuang)置,保(bao)證各種輪距車(che)輛檢測(ce)時的安全性(xing)。
技術參數: